EMPOWER LABS, INC.

COLUMBUS 28.8 LAN + MODEM COMBO

Card Type                    Modem (asynchronous), Ethernet
Chipset                      Unidentified
Network Transfer Rate        10Mbps
Maximum Data Rate            28.8Kbps
Maximum Fax Rate             14.4Kbps
Data Bus                     PCMCIA Type II
Fax Class                    Class I & II
Data Modulation              Bell 103A/212A

                             ITU-T V.22, V.22bis, V.23, V.23bis, V.32,
                             V.32bis, V.34

                             Rockwell V.FC
Fax Modulation               ITU-T V.17, V.21CH2, V.27ter, V.29
Error Correction/Compression MNP5, MNP10EC, V.42, V.42bis
Topology                     Linear Bus/Star
Wire Type                    Unshielded twisted pair

                             RG-58A/U 50ohm coaxial
Boot ROM                     Not available

                                                                      53041

                        SUPPORTED STANDARD COMMANDS

                             Basic AT Commands

  +++, ‘comma’, A/

  A, B, E, H, L, M, N, O, P, Q, T, V, W, X, Y, Z

  &C, &D, &F, &G, &K, &Q, &S, &T, &V, &W, &Y, &Z

                           Extended AT Commands

  \A, \B, \G, \J, \K, \L, \N

  %C, %E, %TT

                            Special AT Commands

  :E, *H, -K, )M, @M, +MS, -Q

                                S-Registers

  S0, S1, S2, S3, S4, S5, S6, S7, S8, S9, S10, S11, S12, S14, S16, S18,
  S21, S22, S23, S24, S25

  S26, S28, S29, S30, S32, S33, S36, S38, S39, S40, S46, S48, S82, S86,
  S91, S92, S95, S201

            Note: See MHI documentation for complete information.

  UNIDENTIFIED COMMANDS

   Command      Default

     S27          73

     S31          198

     S37           0

     S41          195

                         Proprietary AT Command Set

                         CELLULAR STATUS INDICATOR

  Format:            AT [cmds] ^T6 [cmds]

  Default:           Read only

  Range:             0-255

  Description:       Indicates the status of cellular phone.

     Bit      Value                         Function

      0             0  Cellular phone is not receiving a call.

                   1   Cellular phone is receiving a call.

      1             0   Cellular phone is not in use.

                   1    Cellular phone is in use.

      2             0   Cellular phone is not locked.

                   1    Cellular phone is locked.

      3             0   Cellular service detected.

                   1    Cellular service not detected.

      4             0   Cellular phone is powered off.

                   1    Cellular phone is powered on.

      5             0   Cellular driver is initialized.

                   1    Cellular driver is not initialized.

      6            0    Not used.

      7             0   Land line detected.

                   1    Cellular cable detected.

                                   DIAL

  Type:                   Immediate

  Format:                 AT [cmds] D<#> [cmds]

  Description:            Dials the telephone number indicated according
                          to any modifiers included in the string.

        Command                              Function

           DJ             MNP10 link will be negotiated at 1200bps for
                          this call.

           DK             MNP10 power level adjustment enabled for this
                          call.

           DL             Re-dial last number.

           DP             Pulse dialing enabled.

          DS=n            Dial stored telephone number n.

           DT             Tone dialing enabled.

           DW             Dialing resumed following dial tone detection.

           D,             Dialing paused for amount of time specified in
                          S8 register.

           D!             Flash function initiated. Modem commanded to go
                          off-hook for specified time before returning
                          on-hook.

           D@             Wait for Quiet Answer function enabled. Modem
                          waits until a "quiet answer," a ring-back
                          signal followed by silence up to the time
                          specified in S7, is received prior to executing
                          the rest of the dial string.

           D^             Calling tone disabled for this call.

           D;             Modem returned to idle state after dialing. The
                          semicolon can only be placed at the end of the
                          dial command.

                          DISPLAY CELLULAR DRIVER

  Type:          Immediate

  Format:        AT [cmds] ^I [cmds]

  Description:   Displays cellular phone driver information.

                            REPORT INFORMATION

  Type:          Immediate

  Format:        AT [cmds] I4 [cmds]

  Description:   Reports the product identification string.